SPF Usage Statistics · Download List of All Websites using SPF
The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.
LetsEncrypt Usage Statistics · Download List of All Websites using LetsEncrypt
Let’s Encrypt is a free open Certificate Authority.
Root Authority
SSL by Default Usage Statistics · Download List of All Websites using SSL by Default
The website redirects traffic to an HTTPS/SSL version by default.
HSTS Usage Statistics · Download List of All Websites using HSTS
Forces browsers to only communicate with the site using HTTPS.
MasterDC Usage Statistics · Download List of All Websites using MasterDC
MasterDC is a company that specializes in company IT infrastructure and has been providing IT services for over 20 years. They operate two data centres in Brno and Prague and offer a wide range of services.
US hosting
nginx Usage Statistics · Download List of All Websites using nginx
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Last technology detected on 19th May 2025. We know of 7 technologies on this page and 14 technologies removed from devlogic.cz since 1st March 2017. Link to this page.
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